dynamic instability
英 [daɪˈnæmɪk ˌɪnstəˈbɪləti]
美 [daɪˈnæmɪk ˌɪnstəˈbɪləti]
动态不稳定性；动（力）不安定性
双语例句
- Dynamic Instability of Microtubule and Regulation of Microtubule Layout by Light
微管动态不稳定性及其微管排向的光调控 - The results show that the dynamic instability critical load of the imperfection structure is different from that of a perfection structure.
研究表明，初始缺陷对结构动力稳定临界荷载有影响，并且初始缺陷对不同矢跨比的结构影响不同。 - The mechanism of dynamic instability of rolling missile was analyzed by describing the dynamics of rolling missile as a closed loop with dynamic negative feedback.
将滚转导弹动力学系统描述为一个具有动态负反馈的闭环系统，分析了滚转导弹动态失稳的机理。 - Bifurcation and catastrophe analysis of non-linear dynamic instability disaster for dam and foundation system
堤坝和基础非线性动力失稳灾变的分岔突变分析 - It is proved that by means of widely configuring PSSs and applying HVDC modulation the dynamic instability risk can be reduced.
证明了广泛配置PSS和投入直流调制可以减少系统的动态失稳风险； - Also, spin rate coupling with structural damping ratio and other structural parameters have a significant influence in aeroelastic dynamic instability for spinning rocket.
旋转速率与结构阻尼及其他结构参数对气动弹性动态稳定性影响也比较显著。 - Research on Dynamic Instability of Irregularly-shaped Arch Bridge Based on Catastrophe Theory
基于突变理论的异型拱桥非线性动力失稳研究 - Experimental Study on the Dynamic Instability of Quasi-Two-Dimensional Submerged High-Speed Gas Jet
近二维水下高速气体射流动态不稳定性的实验研究 - Microtubule dynamic instability allows probing for microtubule anchor sites, and can be coupled to spindle positioning force generation.
微管的动态不稳定性允许探测微管锚网站，并可以结合主轴定位部分的构成。 - For interconnected power grid with multi sending ends, the risk of dynamic instability can be reduced by coordinating the sending outputs among sending ends.
提出了含多个送端的互联电网，可以通过协调各个送端的外送出力来降低系统动态失稳的风险； - Dynamic Instability of Chips and Dynamic Mechanism of Chip Breaking Drop connection if address matches filter
切屑的动态不稳定性与动力学断屑机理如果地址满足筛选条件，则断开连接 - The purpose of this report is to investigate two kinds of instabilities of the whole aircraft low speed flutter model found in the duration of the wind tunnel test, those are the longitudinal static instability and longitudinal dynamic instability.
研究全机低速颤振模型在风洞试验时出现的两种全机不稳定性：纵向静不安定和纵向动不稳定。 - The dynamic instability of the parameter vibration was investigated.
研究了参数振动解的稳定性； - The dynamic instability and dynamic yield of materials under impact loading
冲击载荷下的材料动态失稳和动态屈服 - Dynamic instability mechanism of cylindrical shells under axial compression wave
轴向压应力波下圆柱壳弹性动力失稳的判据与机理 - Mathematical models of three-axle and two-axle forced-steering bogies are set up to analyse the kinematic and dynamic instability.
以三轴、二轴迫导向转向架为对象建立数学模型，分析运动学失稳和动力学失稳两种模式。 - This paper seeks to explain physically how the Magnus and damping moments cause the dynamic instability of the projectiles, in accordance with the force system applied on the projectile, and its state of motion.
本文根据弹丸受力和运动情况，从物理意义上解释了马格努斯力矩和赤道阻尼力矩引起弹丸动不稳定性问题。 - Numerical Analysis of Dynamic Instability of Boiling Two-phase Natural Circulation System
沸腾两相自然循环系统动态不稳定性的数值分析 - The calculation results show the effect of the number of main beams and the load parameters on the dynamic instability region.
计算结果显示了主向梁数目和载荷参数对动力不稳定区的影响。 - Based on structural total energy, a practical discriminant criterion for structural dynamic instability is proposed.
本文提出了一种基于总能量的结构动力失稳实用判别准则。 - The effect of subcooled boiling on the dynamic instability of a natural circulation system
过冷沸腾对自然循环流动稳定性的影响分析 - Firstly, the dynamic response of the serial system under the action of harmonics is analyzed with the theory of dynamic stability, and the principal region of dynamic instability of the serial system can be obtained.
首先，采用动力稳定性理论对此串联体系受到谐波作用下的动力响应进行分析，并得到体系的主要动力失稳区间； - Through the frequency spectrum analysis of earthquake waves and the dynamic instability regions analysis, the dynamic stability of serial system can be judged under a certain earthquake wave.
通过地震波的频谱分析，结合体系的动力失稳区间分析，可判断在某竖向地震作用下，串联体系并无发生失稳的可能。 - With the finite difference method, the dynamic buckling equations are solved and the dynamic instability mode and the values of the critical load parameter and the dynamic characteristic parameter are obtained.
利用差分方法求解了动力屈曲方程，解出了动力失稳模态以及临界力参数和动力特征参数的值。 - The weak connection between sub-systems leads to oscillation and dynamic instability of the interconnected power system particularly during the initial period of interconnected power system.
尤其是在联网初期，系统之间的联系还比较弱，容易造成互联电网的低频振荡及系统的动态不稳定。 - Studies have shown that the seismic performance of the structure is good, and the failure of the structure is not dynamic instability but strength failure of structural member.
研究表明，地震作用下，该结构抗震性能良好，结构不会出现动力失稳而是结构构件的强度破坏。 - The method has both value of phase change and water cooling, and that the method of phase change temperature control breakthrough in working time limits, as well the water cooling temperature control can eliminate dynamic instability.
该方法使相变温控和水冷温控两者的优势互补，即突破了相变温控的工作时长局限性，又消除了水冷温控的动态不稳定性。 - Wind tunnel tests show that under the action of wind load, the static instability of long-span bridge is likely to precede the dynamic instability.
风洞试验研究表明，大跨径桥梁在风荷载作用下的静力失稳有可能先于动力失稳。 - Meanwhile, the research of structure dynamic instability needs to proceed from seismic response, the influence of the earthquake spectrum characteristics can not be ignored in dynamic stability analysis also.
同时，结构动力失稳问题也要从地震响应角度出发进行研究，所以地震频谱特性的差异也会对动力稳定分析产生不容忽视的影响。 - The formation and growth of nationwide synchronous grid render the whole power system more vulnerable to dynamic instability.
随着全国同步互联电网的形成和发展，整个电力系统更易遭受动态稳问题。